hi i have a 46 lcd 46pfl5505d/f7 tv i just bought but the remote wont work and when i plug it in it switches thou the components eraticly without me touching the remote i try ed to unplug it for 90 sec and nothing it also displyes a blue tri angle in the top left hand corner can u please help me out the buy date was feb 1 2011 from future shop????????